static void Main_B(string[] args)
{
var window = SdlWindow.Create("My window", new SdlVector(10, 20), new SdlVector(640, 480));
// var renderer = SdlContext.Default.CreateRenderer(((ISdlObject)window).GetValidHandle(), SdlRenderingFlags.Software);
var renderer = window.Renderer;
//var ptrBmp = SDL2.SDL.SDL_LoadBMP(@"C:\Users\TcKs\Pictures\screenshot.bmp");
//var tex = SdlContext.Default.CreateTextureFromSufrace(((ISdlObject)renderer).GetValidHandle(), ptrBmp);
var bmp = SdlSurface.LoadFromBmpFile(@"C:\Users\TcKs\Pictures\screenshot.bmp");
var tex = renderer.CreateTexture(bmp);
renderer.Clear();
renderer.CopyFrom(tex);
renderer.Present();
window.Show();
window.Raise();
var loop = new SdlEventLoop();
loop.EventHandlers += (_event) => {
Console.WriteLine(_event.type);
if (_event.type == SDL2.SDL.SDL_EventType.SDL_WINDOWEVENT)
{
Console.WriteLine(_event.window.windowEvent);
}
return(SdlEventHandlerResult.None);
};
loop.Run(SdlContext.Default);
}
public void CanShowWindow()
{
SdlMessageLoopAction(() => {
//var t = Task.Factory.StartNew(() => {
// var window = SdlWindow.Create("My window", new SdlVector(10, 20), new SdlVector(30, 40));
// Assert.AreEqual("My window", window.TitleRefresh());
// Assert.AreEqual(new SdlVector(10, 20), window.PositionRefresh());
// Assert.AreEqual(new SdlVector(30, 40), window.SizeRefresh());
// window.Show();
// window.Raise();
//});
//Task.Delay(10000).Wait();
var window = SdlWindow.Create("My window", new SdlVector(10, 20), new SdlVector(30, 40));
Assert.AreEqual("My window", window.TitleRefresh());
Assert.AreEqual(new SdlVector(10, 20), window.PositionRefresh());
Assert.AreEqual(new SdlVector(30, 40), window.SizeRefresh());
window.Show();
window.Raise();
return;
});
}
public void Remove(SdlWindow window)
{
var id = window.WindowID;
lock (this.items) {
this.items.Remove(id);
}
}
public void Register(SdlWindow window)
{
var id = window.WindowID;
lock (this.items) {
items[id] = window;
}
}
public void CanCreateWindow()
{
SdlAction(() => {
var window = SdlWindow.Create("My window", new SdlVector(10, 20), new SdlVector(30, 40));
Assert.AreEqual("My window", window.TitleRefresh());
Assert.AreEqual(new SdlVector(10, 20), window.PositionRefresh());
Assert.AreEqual(new SdlVector(30, 40), window.SizeRefresh());
});
}
public bool Run()
{
if (!SdlWindow.Exists)
{
return(false);
}
SdlWindow.PumpEvents();
return(true);
}
public Controls(SdlWindow window)
{
Window = window;
window.MouseButtonDown += OnMouseButtonDown;
window.MouseButtonUp += OnMouseButtonUp;
window.MouseMotion += OnMouseMotion;
window.KeyDown += OnKeyDown;
window.KeyUp += OnKeyUp;
window.FocusLost += OnFocusLost;
}
static void Main_C(string[] args)
{
SdlContext.Default.Initialize(SdlInitializationFlags.Video);
var window = SdlWindow.Create("My window", new SdlVector(10, 20), new SdlVector(1280, 800));
var renderer = window.Renderer;
var bmp = SdlSurface.LoadFromBmpFile(@"C:\Users\TcKs\Pictures\screenshot.bmp");
var tex = renderer.CreateTexture(bmp);
renderer.DrawColor = new SdlRgba(0, 255, 0);
renderer.Clear();
renderer.CopyFrom(tex);
renderer.DrawColor = new SdlRgba(255, 0, 0);
renderer.DrawRect(new SdlRect(20, 30, 50, 75));
renderer.FillRect(new SdlRect(10, 20, 100, 200));
renderer.Present();
window.Show();
window.Raise();
var loop = new SdlEventLoop();
loop.EventHandlers += (_event) => {
Console.WriteLine(_event.type);
if (_event.type == SDL2.SDL.SDL_EventType.SDL_WINDOWEVENT)
{
Console.WriteLine("WIN: " + _event.window.windowEvent);
}
else if (_event.type == SDL2.SDL.SDL_EventType.SDL_MOUSEMOTION)
{
renderer.DrawPoint(_event.motion.x, _event.motion.y);
renderer.Present();
}
return(SdlEventHandlerResult.None);
};
loop.Run(SdlContext.Default);
}
static void Main_A(string[] args)
{
SdlMessageLoopAction(() => {
var window = SdlWindow.Create("My window", new SdlVector(10, 20), new SdlVector(640, 480));
//var renderer = SdlContext.Default.CreateRenderer(((ISdlObject)window).GetValidHandle(), SdlRenderingFlags.Software);
var renderer = window.Renderer;
//var ptrBmp = SDL2.SDL.SDL_LoadBMP(@"C:\Users\TcKs\Pictures\screenshot.bmp");
//var tex = SdlContext.Default.CreateTextureFromSufrace(((ISdlObject)renderer).GetValidHandle(), ptrBmp);
var bmp = SdlSurface.LoadFromBmpFile(@"C:\Users\TcKs\Pictures\screenshot.bmp");
var tex = renderer.CreateTexture(bmp);
renderer.Clear();
renderer.CopyFrom(tex);
renderer.Present();
window.Show();
window.Raise();
return;
});
}
public IWindow newWindowFrom(IntPtr value) => SdlWindow.FromHWnd(value);
public Form1()
{
InitializeComponent();
_sdlWindow = new SdlWindow("SDL DEMO", 640, 480);
_sdlWindow.Open();
}
static async Task Main(string[] args)
{
var surfaceSize = new Size(640, 400);
var pixelScaling = 3;
var window = new SdlWindow(surfaceSize * pixelScaling);
var controls = new Controls(window);
var cameraPos = Vector4.Zero;
var cameraRot = Matrix4.Identity;
var focalLength = window.Height / 2.0f / pixelScaling;
var circles = new Hypersphere[8];
var rnd = new Random(1);
for (int i = 0; i < circles.Length; i++)
{
var w = rnd.Next(-5.0f, 5.0f);
var x = rnd.Next(-12.0f, 12.0f);
var y = rnd.Next(-12.0f, 12.0f);
var z = rnd.Next(-12.0f, 12.0f);
var position = Vector4.Forward * 16 + new Vector4(w, x, y, z);
var radius = rnd.Next(4.0f, 6.0f);
circles[i] = new Hypersphere(position, radius);
}
window.Update += (delta) => {
var mouseSensitivity = 0.2f;
var moveSpeed = 5.0f * (float)delta.TotalSeconds;
if (controls.FourDimensionalMove)
{
var roll = Deg2Rad(controls.MouseMotion.X) * mouseSensitivity;
var w = Deg2Rad(controls.MouseMotion.Y) * mouseSensitivity;
var rollRot = new Matrix4(
1, 0, 0, 0,
0, Cos(roll), 0, -Sin(roll),
0, 0, 1, 0,
0, Sin(roll), 0, Cos(roll));
var wRot = new Matrix4(
Cos(w), 0, -Sin(w), 0,
0, 1, 0, 0,
Sin(w), 0, Cos(w), 0,
0, 0, 0, 1);
cameraRot = cameraRot * rollRot * wRot;
if (controls.Up)
{
cameraPos += cameraRot * Vector4.UnitW * moveSpeed;
}
if (controls.Down)
{
cameraPos += cameraRot * -Vector4.UnitW * moveSpeed;
}
}
if (controls.TraditionalMove)
{
var yaw = Deg2Rad(controls.MouseMotion.X) * mouseSensitivity;
var pitch = -Deg2Rad(controls.MouseMotion.Y) * mouseSensitivity;
var yawRot = new Matrix4(
1, 0, 0, 0,
0, Cos(yaw), -Sin(yaw), 0,
0, Sin(yaw), Cos(yaw), 0,
0, 0, 0, 1);
var pitchRot = new Matrix4(
1, 0, 0, 0,
0, 1, 0, 0,
0, 0, Cos(pitch), -Sin(pitch),
0, 0, Sin(pitch), Cos(pitch));
cameraRot = cameraRot * pitchRot * yawRot;
if (controls.Forward)
{
cameraPos += cameraRot * Vector4.Forward * moveSpeed;
}
if (controls.Back)
{
cameraPos += cameraRot * Vector4.Back * moveSpeed;
}
if (controls.Right)
{
cameraPos += cameraRot * Vector4.Right * moveSpeed;
}
if (controls.Left)
{
cameraPos += cameraRot * Vector4.Left * moveSpeed;
}
if (controls.Up)
{
cameraPos += cameraRot * Vector4.Up * moveSpeed;
}
if (controls.Down)
{
cameraPos += cameraRot * Vector4.Down * moveSpeed;
}
}
controls.ResetMouseMotion();
return(Task.CompletedTask);
};
window.Render += async(delta) => {
var forward = cameraRot * Vector4.Forward;
var stepRight = cameraRot * Vector4.Right;
var stepDown = cameraRot * Vector4.Down;
var width = window.Width / pixelScaling;
var height = window.Height / pixelScaling;
IEnumerable <Rectangle> SplitScreen(int size)
{
for (var x = 0; x < width; x += size)
{
for (var y = 0; y < height; y += size)
{
yield return(new Rectangle(x, y, Math.Min(width, x + size), Math.Min(height, y + size)));
}
}
}
await Task.WhenAll(SplitScreen(32).Select(rect => Task.Run(() => {
var rayTmp = default(Ray);
var ray = new Ray(cameraPos,
forward *focalLength
- stepRight * (width / 2 - rect.Left)
- stepDown * (height / 2 - rect.Top));
for (var x = rect.Left; x < rect.Right; x++)
{
Vector4.Add(ref ray.Direction, stepRight);
rayTmp = ray;
for (var y = rect.Top; y < rect.Bottom; y++)
{
Vector4.Add(ref ray.Direction, stepDown);
float?tMin = null;
int foundIndex = -1;
for (var i = 0; i < circles.Length; i++)
{
if ((circles[i].Intersect(ray) is float tCur) && !(tCur > tMin))
{
tMin = tCur;
foundIndex = i;
}
}
if (tMin is float t)
{
var hit = ray.Origin + ray.Direction *t;
var normal = circles[foundIndex].CalculateNormal(hit);
var color = new Color(Math.Abs(normal.X), Math.Abs(normal.Y), Math.Abs(normal.Z));
for (var xx = 0; xx < pixelScaling; xx++)
{
for (var yy = 0; yy < pixelScaling; yy++)
{
window.Surface[x *pixelScaling + xx, y *pixelScaling + yy] = color;
}
}
}
}
ray = rayTmp;
}
})));
};
await window.Run();
}
public Form1()
{
InitializeComponent();
_sdlWindow = new SdlWindow("АКГ ЛР2: Алгоритм Брезенхэма", 640, 640);
_sdlWindow.Open();
}
public Form1()
{
InitializeComponent();
_sdlWindow = new SdlWindow("Cyrus — Beck clipping", 1000, 700);
_sdlWindow.Open();
}
public Form1()
{
InitializeComponent();
_sdlWindow = new SdlWindow("3D Transformations", 640, 480);
_sdlWindow.Open();
}